Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:fern_group
|
| gptkbp:characterizedBy |
eusporangium development
|
| gptkbp:contrastsWith |
leptosporangiate ferns
|
| gptkbp:distribution |
worldwide
|
| gptkbp:gametophyteType |
subterranean or above ground
|
| gptkbp:habitat |
temperate regions
tropical regions |
| gptkbp:includes |
gptkb:Psilotaceae
gptkb:Marattiaceae gptkb:Ophioglossaceae gptkb:Botrychium |
| gptkbp:notableFeature |
large sporangia
thick sporangium wall |
| gptkbp:phylogeneticPosition |
monilophytes
|
| gptkbp:reproduction |
spores
|
| gptkbp:sporangiumOrigin |
multiple initial cells
|
| gptkbp:sporangiumWall |
multilayered
|
| gptkbp:sporeProduction |
many spores per sporangium
|
| gptkbp:subclassOf |
ferns
|
| gptkbp:vascularSystem |
present
|
| gptkbp:bfsParent |
gptkb:Polypodiopsida
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Eusporangiate ferns
|